he'll be in boston tomorrow for election night. that's where his campaign headquarters are with thousands of supporters all hopeful for a victory tomorrow night. the victory and whether or not he will win, very much uncertain at this point. this race is very close. when you talk to top advisers, they will say they think they're going to win, but then again it's going to be close. you can get a sense from them, no one really knows what's going to happen. we'll have to wait until tomorrow night. for "cbs this morning," i'm jan crawford in sanford, florida. >>> president obama has a full day of campaigning in three crucial swing states, wisconsin, ohio and idaho. >> reporter: the president arrived in madison, wisconsin about 3:00 in the morning, spending his final day of the campaign in three key battleground states. first here in wisconsin, then on to must-win ohio and he'll close the day out in iowa, the state that first propelled him towards the presidency five years ago with that surprise victory in the iowa caucuses. the obama ca